wall and what it means for the prosecution's case and the investigation. >>> also today, it was jodi arias' turn to listen as travis alexander's brother and sister told the court how his brutal killing had ripped the heart out of their family. >>> we start, though, tonight in north texas where at least 13 tornadoes touched down last night, 13. a terrifying night for everyone in their path. this is what it looked like on the ground. take a look. >> dude, look at that! it's right above us! right above us! film right above us! literally look straight up! >> oh, my god!